chore(deps): update pnpm to v10.21.0

Author: renovate[bot]

apps/build-docs/package.json

@@ -9,7 +9,7 @@
   "keywords": [],
   "author": "Elian Doran <[email protected]>",
   "license": "AGPL-3.0-only",
-  "packageManager": "pnpm@10.20.0",
+  "packageManager": "pnpm@10.21.0",
   "devDependencies": {
     "@redocly/cli": "2.11.0",
     "archiver": "7.0.1",

package.json

@@ -83,7 +83,7 @@
     "url": "https://github.com/TriliumNext/Trilium/issues"
   },
   "homepage": "https://triliumnotes.org",
-  "packageManager": "pnpm@10.20.0",
+  "packageManager": "pnpm@10.21.0",
   "pnpm": {
     "patchedDependencies": {
       "@ckeditor/ckeditor5-mention": "patches/@ckeditor__ckeditor5-mention.patch",